import {login, logout, getInfo} from '@/api/user'
import {getToken, setToken, removeToken} from '@/utils/auth'
import {resetRouter} from '@/router'

const state = {
  token: getToken(),
  uid: '',
  nickname: '',
  usertype: ''

};

const mutations = {
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_UID: (state, uid) => {
    state.uid = uid
  },
  SET_NICKNAME: (state, nickname) => {
    state.nickname = nickname
  },
  SET_USERTYPE: (state, usertype) => {
    state.usertype = usertype
  }
};

const actions = {
  // user login
  login({commit}, userInfo) {
    const {username, password} = userInfo;
    return new Promise((resolve, reject) => {
      login({username: username.trim(), password: password}).then(response => {
        const {data} = response;
        commit('SET_TOKEN', data.token);
        commit('SET_UID', data.uid);
        commit('SET_NICKNAME', data.nickname);
        commit('SET_USERTYPE', data.usertype);
        setToken(data.token);
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // get user info
  getInfo({commit, state}) {
    return new Promise((resolve, reject) => {
      getInfo(state.token).then(response => {
        const {data} = response;

        if (!data) {
          reject('Verification failed, please Login again.')
        }

        const {name, avatar} = data;

        commit('SET_NAME', name);
        commit('SET_AVATAR', avatar);
        resolve(data)
      }).catch(error => {
        reject(error)
      })
    })
  },

  // user logout
  logout({commit, state}) {
    return new Promise((resolve, reject) => {
      logout(state.token).then(() => {
        commit('SET_TOKEN', '');
        removeToken();
        resetRouter();
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // remove token
  resetToken({commit}) {
    return new Promise(resolve => {
      commit('SET_TOKEN', '');
      removeToken();
      resolve()
    })
  }
};

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

